| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 986.29 | USD | 20251020 |
| Shandong Xima | China national standards | MT | 972.2 | USD | 20251020 |
| Shandong Qiangsen Chem | China national standards | MT | 1042.65 | USD | 20251020 |
| Shandong Junfeng | China national standards | MT | 986.29 | USD | 20251020 |
| Lihuayi Shandong | China national standards | MT | 986.29 | USD | 20251020 |
| Beijing Yanshan Petro | China national standards | MT | 1155.37 | USD | 20251020 |
| Sinopec | China national standards | MT | 1127.19 | USD | 20251020 |
| Shandong Laya Chem | China national standards | MT | 972.2 | USD | 20251020 |
| Changzhou Juyun Mat | China national standards | MT | 1352.63 | USD | 20251020 |
| Changzhou Juyun Mat | China national standards | MT | 1352.63 | USD | 20251020 |